Re: Ideas for 2nd Fefe benchmarks?

Mike Cheponis <[email protected]> Sat, 3 Sep 2005 18:28:12 -0700 (PDT)
Newsgroups gmane.os.netbsd.devel.performance
Message-ID <[email protected]>
On Sun, 4 Sep 2005, Hubert Feyrer wrote:

> On Sat, 3 Sep 2005, Pavel Cahyna wrote:
>>>> Also using UFS1 instead of UFS2 (if you don't want to use
>>>> LFS) might help.
>> 
>> Because UFS2 has inodes twice as large than UFS1 IIRC, so it means more
>> data going to/from disks and more buffer space wasted. But I never
>> actually did a performance comparison.
>
> Let us know when you did. I'm sure the 4 bytes per file have a huge 
> performance impact.
>
>
> - Hubert

It probably won't have a huge difference, but I have seen instances where just a few bytes over a cache line or just a few bytes over some buffer boundary does, indeed, cause poor performance.

But, we'll know when Pavel completes his testing.

-Mike